42642652041 has 16 divisors (see below), whose sum is σ = 68917417920. Its totient is φ = 25844031360.

The previous prime is 42642652037. The next prime is 42642652079. The reversal of 42642652041 is 14025624624.

42642652041 is a `hidden beast` number, since 4 + 2 + 642 + 6 + 5 + 2 + 0 + 4 + 1 = 666.

It is not a de Polignac number, because 42642652041 - 2² = 42642652037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42642651987 and 42642652005.

It is not an unprimeable number, because it can be changed into a prime (42642652021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71788680 + ... + 71789273.

It is an arithmetic number, because the mean of its divisors is an integer number (4307338620).

Almost surely, 2^42642652041 is an apocalyptic number.

It is an amenable number.

42642652041 is a deficient number, since it is larger than the sum of its proper divisors (26274765879).

42642652041 is a wasteful number, since it uses less digits than its factorization.

42642652041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143577973 (or 143577967 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 42642652041 in words is "forty-two billion, six hundred forty-two million, six hundred fifty-two thousand, forty-one".